/*
 * Copyright (C) 2015-2019  Andrew Gunnerson <andrewgunnerson@gmail.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package com.github.chenxiaolong.dualbootpatcher.picasso

import android.graphics.drawable.BitmapDrawable
import android.widget.ImageView
import androidx.palette.graphics.Palette
import com.squareup.picasso.Callback

abstract class PaletteGeneratorCallback(private val target: ImageView) : Callback {
    override fun onSuccess() {
        val bitmap = (target.drawable as BitmapDrawable).bitmap
        val palette = PaletteGeneratorTransformation.instance.getPalette(bitmap)
        onObtainedPalette(palette)
    }

    override fun onError(e: Exception) {
        onObtainedPalette(null)
    }

    abstract fun onObtainedPalette(palette: Palette?)
}